Vulnerability · Published Apr 14, 2026 · Assigned by microsoft

CVE-2026-26178Windows Advanced Rasterization Platform Elevation of Privilege Vulnerability

High 8.8

In plain English

A high-severity integer overflow in Windows 10 Version 1607 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 63.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Integer size truncation in Windows Advanced Rasterization Platform (WARP) allows an unauthorized attacker to elevate privileges locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.9060
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.8644
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.7184
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.7184
Microsoft Windows 11 version 23H2 10.0.22631.0 – before 10.0.22631.6936
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.6936
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.8246
Microsoft Windows 11 Version 25H2 10.0.26200.0 – before 10.0.26200.8246
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.9060
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.9060
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.8644
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.8644
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.5020
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.2274
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.32690
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.32690

Weakness: CWE-681, CWE-190 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References